[OSM-talk] immutable=yes Fwd: DEC Lands
80n80n at gmail.com
Mon Mar 9 22:32:08 GMT 2009
On Mon, Mar 9, 2009 at 10:22 PM, Russ Nelson <russ at cloudmade.com> wrote:
> On Mar 9, 2009, at 4:11 PM, Ulf Lamping wrote:
> > OSM is about to have a *free* database. Saying "your not allowed to
> > change the data" is *not* a free database as I understand it.
> For this particular case, it's not that you're not "allowed" to change
> the data -- it's that it makes no sense to change the data. The data
> is an assertion by the DEC of what lands it manages. By definition
> nobody can change that data -- because then it wouldn't have the same
> meaning. And as the fellow points out, there's nothing you can
> determine from examining the site which would give you reason or
> information necessary to change the data. You could find a sign not
> on the boundary -- but that would mean that the sign was wrong -- not
> that the boundary should be moved.
> But this raises a larger question. I have some reason to assert a
> claim of authority for railroad data for New York State. How would
> you react to me staking a claim on NYS railroad data in OSM, saying
> "fair warning: if you edit any railroad data in NYS, I will revert
> your changes unless I approve of them." Obviously the potential
> exists for a revert war, but given that I have a reasonable claim for
> my authority (e.g. http://rutlandtrail.org/list.cgi), why would
> someone else edit data that I am more expert in?
> Yes, this is a very high-level topic; much higher than any import.
> Is there room in OSM for people to make more authoritative edits than
> other people? On what basis are we to evaluate the quality of edits?
> How do we know if a particular edit improves or degrades the accuracy
> of the map?
The best guideline we have at the moment is to map what is on the ground.
If someone is there on the ground and makes an observation then they have
the ultimate right. The fact that you were there yesterday is just history
> Russ Nelson - http://community.cloudmade.com/blog -
> russ at cloudmade.com - http://openstreetmap.org/user/RussNelson
> talk mailing list
> talk at openstreetmap.org
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